I. Choose A, B, C, D for each gap in the following sentences. 1.   My mother enjoys                          traditional food for our family, especially at Tet holiday.       A. cook                       B. to cook                   C. cooking                  D. cooked 2.   My father sometimes goes                         in the forests. He’d like to find some more food for our family.       A. hunt                        B. hunting                   C. to hunt                    D. hunted 3.   Look! Some children are               the buffaloes.       A. picking                   B. herding                   C. driving                    D. playing 4.   The sky is               here in the countryside because there are no buildings to block the view.       A. tidy                         B. close                       C. dense                      D. vast 5.   Is living in the city                         than living in the country?       A. more convenient                                          B. as convenient       C. most convenient                                          D. so convenient 6.   He is surprised                   that there are 54 ethnic groups in our country.       A. to understand         B. to study                  C. to know                  D. find 7.   The Viet (or Kinh) have                number of people, account for about 86% of the population.       A. large                       B. the large                 C. larger                      D. the largest 8.                     ethnic group has a larger population, the Tay or the Ede?       A. What                      B. Which                     C. Why                        D. Who